UNIVERSAL COMPATIBILITY: Ideal for a variety of bikes, these spacers fit any 1 1/8 inch (28.6mm) front stem fork seamlessly. Whether you ride for MTB, BMX, mountain, or road bikes, our versatile bike headset spacers are the perfect upgrade for your bicycle. CARBON FIBER MATERIAL: Constructed from braided carbon fiber, these stem gaskets offer high stiffness and strength while remaining lightweight. The matte finish adds a sleek, high-end look, combining superior aesthetics with functionality for cycling enthusiasts. DURABLE AND LONG-LASTING: Our Bicycle Stem Headset Spacers are built to resist wear and heat. Featuring a clean design free of burrs or jagged edges and flat ports for tight joints, they promise durability and precision, ensuring reliability on every ride. ADJUSTABLE HEIGHT: Customize your riding position with our 6-size option, including 2x1mm, 1x2mm, 1x3mm, 1x5mm, 2x10mm, and 1x15mm spacers. This allows for precise handlebar height adjustments down to 1mm, enabling a and comfortable riding experience. Color: As Shown Material: carbon fiber Package Contents: 8PCS x Carbon Fiber Headset Spacers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.